We used to track our BSNL broadband(dataone) internet data usage details in bsnl.data.in website.But this website is not live now and has been changed due to increasing number of customers and to control the clustered traffic of the customers account usage at that site.Now you can see your data usage online at bsnl selfcare portals. There are currently 4 different Internet usage checking sites for BSNL as given below depending upon your account type. You can register at Selfcare portals listed below or you can contact BSNL customer care for knowing which usage checking site is applicable for you.Depending on the indian region you can check your internet data usage.

If you are an existing customers of these portal depending on your area/region.you can login with your id and password.And if you have not yet registered with this selfcare portals . then choosen the website link depending on the region you live in.Click on User Registration(for Existing BSNL Customers) and fill the form .the details like customer id or account number will be there on your phone bill,if not then contact your local bsnl cutomer care and get your account number.

Once you login to your account click on Services (top left corner of your page),Here you will also have a facility to quick pay your bsnl bills online.you will get a list of services you opted for which includes submiting a complaints ,you can check the status of your complaints,can request for a new connection and check your payments made for your phone bill.you can also add a new service to your land line or mobile phone,you can track your previous and current bills,you will be able to change your profile,id and password.You can also check your Broadband Billed Usage Details, Broadband UNBilled Usage Details and call details.